digimon omni booster box TCG Battle of BT-13 Japanese Pack Battle of Omni is an early main set that focuses especially on Omnimon and various powerful Digimon forms Amazon.com: Bandai | Digimon Card

There's no greater feeling of helplessness in Magic than being without any cards in hand, and being able to make your opponent discard a full hand for just eight mana is very powerful

You could have just had Temporary Lockdown in your deck and that would have taken away both their abilities and their presence on the battlefield

However, mixing many types can create vulnerabilities

C Common Sword Hunter X EARTH Level 7 [ WarriorEffect ] ATK 2450 DEF 1700 At the end of the Battle Phase, if this card destroyed a monster(s) by battle and sent it to the Graveyard this Battle Phase: Equip all those monsters from the Graveyard to this card as an Equip Spell Card(s) with this effect